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TECHNICAL NOTICE (January 5, 2007)

Addition to the MARC Code Lists for Relators, Sources, Description Conventions

Network Development and MARC Standards Office
Library of Congress

The codes listed below have been recently approved for use in MARC 21 records. The codes will be added to the online MARC Code Lists for Relators, Sources, Description Conventions.

The codes should not be used in exchange records until after March 5, 2007. This 60-day waiting period is required to provide MARC 21 implementers time to include newly defined codes in any validation tables they may apply to the MARC fields where the codes are used.

Term, Name, Title Sources

The following code is for use in subfield $2 in Bibliographic and Community Information records in fields 600-651 and 655-657 and in subfield $f in field 040 (Cataloging Source) in Authority records.

• Addition:
  • biccbmc - BIC Children's Books Marketing Classifications (London: Book Industry Communication) [use only after March 5, 2007]

Category Code Sources

The following code is for use in subfield $2 in field 072 in Authority and Bibliographic records (Subject Category Code)

• Addition:
  • biccbmc - BIC Children's Books Marketing Classifications (London: Book Industry Communication) [use only after March 5, 2007]

Classification Sources

The following code is for use in subfield $2 in field 084 in Bibliographic and Community Information records (Other Classification Number), in subfield $2 in field 084 in Classification records (Classification Scheme and Edition) and in subfield $2 in field 065 in Authority records (Other Classification Number).

• Addition:
  • ykl - Yleisten kirjastojen luokitusjärjestelmä = Finnish public libraries classification system [former code: fplcs] [use only after March 5, 2007]

The Library of Congress, Network Development and MARC Standards Office provides information about existing and newly assigned MARC codes on its Web site (www.loc.gov/marc/) as well as notices such as these to subscribers to its MARC listserv. ([email protected]).

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